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Finding the Fourth Proportional to 377,131.41, 565,695.63 and 152,489.12

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Solution

The fourth proportional to 377,131.41, 565,695.63 and 152,489.12 is: 228,733.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,131.41 : 565,695.63 = 152,489.12 : x
  2. Step 2: Convert to fraction form
    377,131.41/565,695.63 = 152,489.12/x
  3. Step 3: Cross multiply
    377,131.41x = 565,695.63 × 152,489.12
  4. Step 4: Simplify right side
    377,131.41x = 86,262,425,978.07
  5. Step 5: Solve for x
    x = 86,262,425,978.07/377,131.41
  6. Step 6: Final answer
    x = 228,733.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.